Argument has no basis especially since it’s was already stated in the article that was posted had already said that Apple has a market increase and will see further increase in 2018
"Apple is pulling ahead of Samsung in new device activations. Samsung is currently sitting at 32% to Apple’s 39%, with LG in third place at 13%, and all other brands chipping in 15%.
According to CIRP’s data, US iPhone activations were up 10 percent in the last quarter of the year, from 29% of all phone activations to 39%. — the change in new activations year-on-year is particularly significant. Over the same period in 2016, Apple’s market share was at 34%, meaning that it finished 2017 with a full 5% better market share. All of that can be attributed to the iPhone 8 and iPhone X launch.